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Finding the Fourth Proportional to 11,803.52, 17,705.12 and 4,017.76

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Solution

The fourth proportional to 11,803.52, 17,705.12 and 4,017.76 is: 6,026.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,803.52 : 17,705.12 = 4,017.76 : x
  2. Step 2: Convert to fraction form
    11,803.52/17,705.12 = 4,017.76/x
  3. Step 3: Cross multiply
    11,803.52x = 17,705.12 × 4,017.76
  4. Step 4: Simplify right side
    11,803.52x = 71,134,922.93
  5. Step 5: Solve for x
    x = 71,134,922.93/11,803.52
  6. Step 6: Final answer
    x = 6,026.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.